Title :
A two-chip PCM CODEC for per-channel applications
Author :
Cecil, J. ; Chow, Edmond ; Flink, J. ; Solomon, Jeffrey ; Svala, C. ; Svenson, T.
Author_Institution :
National Semiconductor Corp., Santa Clara, CA, USA
Abstract :
A two-chip IC PCM CODEC (coder/decoder) using CMOS and bipolar technologies will be discussed. The CODEC includes sample and holds, nonuniform A/D and D/A, precision reference and fast PCM buffers. Performance exceeds CCITT and D3 requirements.
Keywords :
Codecs; Decoding; Digital modulation; Phase change materials; Pulse modulation; Resistors; Sampling methods; Switches; Telephony; Voltage;
Conference_Titel :
Solid-State Circuits Conference. Digest of Technical Papers. 1978 IEEE International
Conference_Location :
San Francisco, CA, USA
DOI :
10.1109/ISSCC.1978.1155766
